Triple

T8000064
Position Surface form Disambiguated ID Type / Status
Subject Haddenham and Thame Parkway railway station E186223 entity
Predicate stationCode P1289 FINISHED
Object HDM
HDM is the National Rail station code for Haddenham and Thame Parkway railway station in Buckinghamshire, England.
 E704081 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: HDM | Statement: [Haddenham and Thame Parkway railway station, stationCode, HDM]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: HDM
Context triple: [Haddenham and Thame Parkway railway station, stationCode, HDM]
  • A. DHM
    DHM is the commonly used abbreviation for the German Historical Museum in Berlin, a major institution dedicated to documenting and presenting German history.
  • B. DHMİ
    DHMİ is Turkey’s state-owned General Directorate of State Airports Authority, responsible for operating and managing the country’s major airports and air navigation services.
  • C. HMDC
    HMDC is the Hibernia Management and Development Company, the consortium responsible for managing and developing the Hibernia offshore oil field off the coast of Newfoundland and Labrador, Canada.
  • D. HDH
    HDH is the vehicle registration code used on license plates for the German town of Heidenheim an der Brenz.
  • E. Hdn
    Hdn is the station code for Handen station, a commuter rail stop in the Stockholm County region of Sweden.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: HDM
Triple: [Haddenham and Thame Parkway railway station, stationCode, HDM]
Generated description
HDM is the National Rail station code for Haddenham and Thame Parkway railway station in Buckinghamshire, England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: HDM
Target entity description: HDM is the National Rail station code for Haddenham and Thame Parkway railway station in Buckinghamshire, England.
  • A. DHM
    DHM is the commonly used abbreviation for the German Historical Museum in Berlin, a major institution dedicated to documenting and presenting German history.
  • B. DHMİ
    DHMİ is Turkey’s state-owned General Directorate of State Airports Authority, responsible for operating and managing the country’s major airports and air navigation services.
  • C. HMDC
    HMDC is the Hibernia Management and Development Company, the consortium responsible for managing and developing the Hibernia offshore oil field off the coast of Newfoundland and Labrador, Canada.
  • D. HDH
    HDH is the vehicle registration code used on license plates for the German town of Heidenheim an der Brenz.
  • E. Hdn
    Hdn is the station code for Handen station, a commuter rail stop in the Stockholm County region of Sweden.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ca82aaaf24819084b94d18f699ba53 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3c9b67988190a8a4a2c960017400 completed March 31, 2026, 3:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69cbe114372c819086f06e184d5ebde2 completed March 31, 2026, 2:58 p.m.
NEDg Description generation batch_69cbe441b76881909efa791b74316088 completed March 31, 2026, 3:12 p.m.
NED2 Entity disambiguation (via description) batch_69cc34749ae08190a1d30919a0594bfd completed March 31, 2026, 8:54 p.m.
Created at: March 30, 2026, 5:17 p.m.